<div class="container">
  <div class="loader-container">
    <div class="loader"></div>
    <div class="loading-text">Loading...</div>
  </div>
</div>

<style>
/* From Uiverse.io by pravusagar  - Tags: loader, smooth, dark, light, neon, game, circle, text animation */
.container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: auto;
  padding: 0.6em;
  border-radius: 10px;
  background: linear-gradient(
    90deg,
    #3498db,
    #2ecc71,
    #e74c3c,
    #f39c12,
    #3498db
  );
  background-size: 900% 900%;
  animation: changeGradient 10s ease infinite; /* 10s duration, ease timing function, infinite loop */
  box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;
}

@keyframes changeGradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}
.loader-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  background-color: #ffffff87;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.loader {
  border: 8px solid #ffffff;
  border-top: 8px solid #0000005f;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
}

.loading-text {
  font-size: 20px;
  color: #121212;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

</style>
    